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Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Method and Device for Analyzing Source of Lake Basin Deepwater Fine-grained Sediment. Zhang Tianshu, Zhou Haiyan, Liu Li, Zhang Surong, Zhu Rukai, Zhao Jianzhi and Cai Yi developed the invention. The paten..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has sought patent for Natural Gamma Logging Data Processing Method and Device, Medium and Electronic Equipment. This invention was developed by Han Dong, Li Ya'nan, Li Long, Li Yugang, Han Bing, Yu Hailong, Yao Rui, Liu Shen, Cui Chengjun, Guo Dong, Ning Jinhua, Lyu Yingshuo, Wang Guodon..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published CNPC Aobo Chengdu Tech Co Ltd patent application for Method and Device for Predicting Oil and Gas Reserves, Electronic Equipment and Storage Medium. The invention was developed by Lee Sang-moon, Wang Yanhua, Tang Jian, Xia Shujun, Cai Zhidong, Zhang Xi..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Cnpc Engineering Technology R&D Co Limited, Cnpc Offshore Engineering Co Limited and China National Petroleum have submitted a patent application for Floating Towing Positioning System for Stratigraphic Measurement of Beach and Shallow Sea Wind Power Site and Measurement Method Thereof. Yao Zhiguang, Luo Xia..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has filed a patent application for Deconvolution Method and Device for Improving Deep Signal Resolution, Storage Medium and Electronic Equipment. This invention was developed by Zhou Yadong, Yin Cheng, Ren Qingchun, Shi Junli, Guo Jindun, Wen Yihua, Wu Duoping, Fu Zhiguo and Hu Yuqing. ..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Method, Device, Equipment and Medium for Determining Favorable Entrapment of Deaccumulation Type River Channel Sand Body. This invention was developed by Guan Xin, Pan Shuxin, Ma Yongping, Qu Yongqiang, Hu Ti..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has submitted a patent application for Multi-wave Earthquake Combined Gas Reservoir Identification Method, Device, Equipment and Medium. This invention was developed by Guo Xin, Pan Hui, Gui Jinyong, Gao Jianhu, Li Shengjun, Liu Bingyang and Chen Qiyan. The patent application number i..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Staged and Segmented Activity Evaluation Method and Device for Co-sedimentary Fracture. This invention was developed by Li Xiang, Wang Zhaobing, Zhang Qiang, Ni Xianglong, Kang Tae-ryang and Chang Haiyan. ..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Method and Device for Determining Strike-slip Fracture Forming Period, Equipment, Medium and Product. This invention was developed by Su Nan, Chen Zhuxin, Wang Lining, Xie Wuren, Ren Rong, Tang Pengcheng, Wu ..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Exploration And Production Research Inst patent application for Das Data Noise Reduction Method for Downhole Fluid Flow Analysis and Electronic Equipment. Huang Xin, Li Fengxia, Zeng Hao, Zhou Tong, Chen ..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Chinese Patent for Vacuum Concentrator for Processing Pine Needle Volatile Oil has been issued to Pingquan Yangshengtang Health Tech Co Ltd. This invention was developed by Zhou Lijuan, Lu Tao, Lyu Xuehua, Zhang Huan and Xu Xiufen. The patent application number is CN202422902877U 20241127. The patent publi..

Oil & Gas

  |  Mon 22 Jun 2026

Beijing, June 23 -- China National Petroleum and CNPC Chuanqing Drilling Engineering have been granted a patent for Integrated Moving Platform for Carbon Dioxide Arc Welding Machine. Zhang Zhicong developed the invention. The patent application number is CN20242348364U 20241211. The patent publication number is CN223492398 (U..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Linyi Zhongyu Gas Co Ltd has submitted a patent application for Intelligent Self-adaptive Gas Flow Regulation and Control System. This invention was developed by Ren Guangru, Wang Guangtao and Hu Yang. The patent application number is CN202511945553 20251222. The patent publication number is CN121657757 (A..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Optical Fiber Sealing Device at Tail End of Photoelectric Composite Cable for Well Logging. This invention was developed by Luo Bing, Chen Xian, Zhang Shide, Wang Yujian, Deng Bing, Cui Jiangman, Wang Hongjun..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Shanghai Ocean Oil & Gas Branch China Petroleum & Chemical Corp patent application for Method and Device for Predicting Sweet Spot Reservoir Distribution and Computer Program Product. The invention was developed by Yang Y..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has sought patent for Spatial Prediction Method and Device for Interlayer Multiples, Electronic Equipment and Storage Medium. This invention was developed by Wu Dunshi, Zeng Huahui, Wu Jie, Kim Bo-joong, Liu Wenqing, Xie Junfa and Yong Yundong. The patent application number is CN20241..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has submitted a patent application for Low-frequency Seismic Data Compensation Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Zhang Yiqiong, Mo Wuling, Jiang Ren, Wang Xueke, Lin Yaping, Ji Zhifeng, Wang Zhen, Zheng Yue, Zhang Mingjun, Kong Li..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has submitted a patent application for Reservoir Thickness Prediction Method and Device, Electronic Equipment, Storage Medium and Program Product. This invention was developed by Xu Guangcheng, Zhang Xin, Li Linggao, Yu Yongcai, Sun Xiping, Dai Xiaofeng, Li Xuan, Zhang Ming and Lee Kyu-j..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published PetroChina Co Limited patent application for Method, Device and Equipment for Eliminating Strong Reflection of Seismic Section and Storage Medium. The invention was developed by Guo Xin, Gui Jinyong, Gao Jianhu, He Dongyang, Li Shengjun and Liu Bingyan..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has filed a patent application for Method and Device for Determining Enrichment Zone of Brine Reservoir. This invention was developed by Xue Luo, Sun Dong, Qu Yongqiang, Ma Feng, Yin Lu, Zheng Qian, Chen Bintao and Wang Lei. The patent application number is CN202411282007 20240912. Th..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has sought patent for District Division Method and Device for Multi-type Coal Rock Gas in Complex Structure Deformation Area. This invention was developed by Sun Xiujian, Li Hongzhe, Zuo Mingtao, Yang Wei, Wang Yulin and Bai Yadong. The patent application number is CN202411279085 2024..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has submitted a patent application for Average Velocity Body Construction Method and Device, Electronic Equipment and Storage Medium. Xu Fei, Xue Luo, Zhang Yajun, Lei Ming, Sha Xuemei, Yuan Xiaoyu, Xie Tianfeng, Robevey, Chen Bintao, Han Jie and Wang Lei developed the invention. The ..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has filed a patent application for Seismic Data Abnormal Channel Identification and Classification Method, Device, Equipment and Medium. This invention was developed by He Xin, Chang Dekuan, Gao Jianhu, Chen Dewu, Li Dong and Wang Wanli. The patent application number is CN202411286658..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Geophysical Research Institute Co Ltd patent application for Gas Content Prediction Method and Device, Electronic Equipment and Medium. This invention was developed by Lee Kyung-nam, Dai Shiming, Zhu Tong, Liu Chan..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published PetroChina Co Limited patent application for Seismic Data Reconstruction Method, Device, Equipment, Medium and Product. The invention was developed by Wu Haili, Li Qun, Shen Fei, Li Jun, Zhang Xiangyang, Zhu Longpeng, Yao Gang, Ren Shuangshuang, Wu Dan..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has sought patent for Rock Physical Model Construction Method, Device, Equipment, Medium and Product. This invention was developed by Zhang Yiqiong, Mo Wuling, Jiang Ren, Wang Xueke, Lin Yaping, Ji Zhifeng, Wang Zhen, Zheng Yue, Zhang Mingjun, Kong Linghong and Yin Wei. The patent app..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has filed a patent application for Seismic Data Processing Method and Device, Electronic Equipment, Storage Medium and Computer Program Product. This invention was developed by Xu Guangcheng, Zhang Xin, Li Linggao, Yu Yongcai, Sun Xiping, Dai Xiaofeng, Li Xuan, Zhang Ming and Lee Kyu-joo..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has applied Chinese patent for Seismic Data Reconstruction Method and Device, Electronic Equipment, Storage Medium and Product. Kou Longjiang, Zeng Huahui, Wang Deying, Zhang Kai, Xu Xingrong, Kim Bo-joong, Liu Wenqing, Li Dongsheng and Wang Xiaowei developed it. The patent applicatio..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has applied Chinese patent for Frequency Compensation Method, Device and Equipment for Seismic Data, Medium and Product. Kou Longjiang, Zeng Huahui, Wang Deying, Zhang Kai, Xu Xingrong, Kim Bo-joong, Liu Wenqing, Li Dongsheng and Wang Xiaowei developed it. The patent application numbe..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Weinaxin Tech Wuxi Co Ltd has submitted a patent application for Selection and Emission Integrated Control System and Method for Oil and Gas Well. This invention was developed by Sun Yuhao, Cai Haixiao, Qin Yuyu and Zhao Xinya. The patent application number is CN202511796285 20251202. The patent publicatio..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- China Nat Offshore Oil Petrochemical Engineering Co Ltd has submitted a patent application for Large-load Wet Air Cooling Energy-saving Control System and Method. This invention was developed by Fei Xiang, Xu Kai, Zhou Jiande, Guo Qing and Jin Haigang. The patent application number is CN202610106049 202601..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has received Sinopec Shanghai Eng Co Ltd and China Petroleum & Chemical patent application for High-pressure Circulating Gas Cooler and High-pressure Circulating Gas Cooling System Capable of Being Cleaned on Line. Xu Wei, Gao Zhengrong, Wang Xupeng, Huang Xiaoxia, ..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published Sinopec Oilfield Equipment and Sinopec Group patent application for Heat Exchanger Unit with Multiple Groups of Flow Guide and Noise Reduction Baffles. The invention was developed by Peng Pingsheng, Li Fangmiao, Cai Zhengzhi, Lu Yingna, Li Zhuohang, Hu..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published Dongfang Turbine, Dongfang Electric patent application for Vacuum Force Self-balancing Condenser and Control Method. The invention was developed by Qi Weiwei, Li Jun, Chen Jiaohong, Ji Dan, Sheng Hongxia, Xiong Yu, Zhao Jinglin, Gao Yang, Chen Jian, Ya..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published Chengdu Dingtai New Mat Co Ltd patent application for System and Method for Recycling Heat Energy of Ammonia-containing Secondary Steam. The invention was developed by Liu Jinrui, Lai Wenxian, Li Xuan and Yi Jian. The patent application number is CN..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has applied Chinese patent for Liquid Increasing Device of Tubing Pump. Xia Wei, Zheng Xiaoxiong, Ma Xiaoyan, Wang Miaodi, Liu Chengyuan, Wu Hui, Jin Manku, Tang Qing, Chen Rui and Xue Juan developed it. The patent application number is CN202411516940 20241029. The patent publication ..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- China Oil Blue Ocean Petroleum Tech Inc has filed a patent application for Reciprocating Compressor Capable of Automatically Discharging Liquid. This invention was developed by Li Xiangteng and Li Xiaoning. The patent application number is CN20261078569 20260121. The patent publication number is CN12165458..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published Beijing Yanshan Yulong Petrochemical Eng Co Ltd patent application for Method for Controlling Vibration of Piping of Reciprocating Compressor. The invention was developed by Zhang Hailong, Hu Yuehua, Qian Wenchen and Wang Dong. The patent applicatio..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has submitted a patent application for Dynamic Correction Method for Closing Pressure in Fracturing Process and Related Equipment. Cai Mingjin, Zhang Hui, Yang Kefu, Wang Zhimin, Qiang Jianli, Yin Guoqing, Gao Guoxi and Niu Xinnian developed the invention. The patent application numbe..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- CNPC Xibu Drilling Engineering Co Limited and China National Petroleum have submitted a patent application for Method for Recording Upper Pressure Data of Near Oil Layer of High-temperature and High-pressure Ultra-deep Well. Song Zhitong, Wu Yue, Feng Meng, Du Lianwei, Gan Renzhong, Wan Bingqian, Chen Junpeng..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published PetroChina Co Limited patent application for Indicator Diagram Determination Method and Device Based on Load Sensor, Load Sensor, Storage Medium and Program Product. The invention was developed by Sun Yizhen, Wang Cai, Zhang Xishun, Zhou Xiang, Chen Sh..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Natural Hydrogen Reservoir Evaluation Method, Device, Equipment and Medium. This invention was developed by Xie Mingxian, Xue Luo, Lei Ming, Hong Liang, Zhang Bin, Ma Feng, Yin Lu, Zheng Qian, Chen Bintao and..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has submitted a patent application for Different Ground Instrument, Cable Switching and Cable Compensation Device for Double-drum Logging Truck. This invention was developed by Yang Cheng, Liu Yuancheng, Huo Hongli, Li Zhiyong, Deng Bing, Yang Shizhen, Wang Hongjun, Zhang Yunfeng, Guo Xi..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published PetroChina Co Limited patent application for Method, Device and Equipment for Determining Thickness of Weathering Crust of Ancient and Buried Granite Hill and Medium. The invention was developed by Xue Luo, Guo Weihua, Zeng Yongjun, Zheng Qian and Wang..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has submitted a patent application for Method and System for Determining Attic Oil Potential of Carbonate Rock Oil Reservoir. This invention was developed by Liu Lei, Yuan Xiaoman, Li Xiaolong, Qin Juan, Chen Rong, Lu Yanfang, Liu Ziwei, Yang Yang, Zhao Xinyue, Zhang Jie, Wang Huailong, ..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has submitted a patent application for Fracturing Crack Type Discrimination Method and Related Equipment. This invention was developed by Cai Mingjin, Zhang Hui, Yang Kefu, Wang Zhimin, Qiang Jianli, Yin Guoqing, Gao Guoxi and Niu Xinnian. The patent application number is CN2024112718..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has submitted a patent application for Deep Coal Rock Free Gas Content Calculation Method, System, Equipment and Medium. Ren Junmin, Hu Xin, Pan Tuo, Dang Wandi, Zhang Xiao, Mao Chenfei, Chen Guojun, Zhang Wenqian, Hu Tingting and Zhang Ben developed the invention. The patent applicat..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has submitted a patent application for Gas Reservoir Water Invasion and Water Blocking Physical Simulation Device and Simulation Method. This invention was developed by Wang Mengyu, Liu Huaxun, Jing Xiaofeng, Zheng Guoqiang, Cao Zhenglin, Guo Jianlin, Ye Liyou, Zhang Yuxiang, Yan Haijun,..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has released China National Petroleum patent application for System and Method for Collecting Gas Condensate in Gas Field Produced Water. This invention was developed by Shen Dawei, Sun Yuqiang, Zhang Tao, Han Dongxing, Liu Lina, Wen Kaifeng, Luo Xiaoni, Chen Siyang..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Safety Production Shunting Device and Method Based on Automatic Metering. Li Xiaodong, Cheng Qinghua, Chen Long, Dai Lianjun, Huang Lixin, He Xinfei, Zhang Wei, Bai Baojun, Li Wenjie and Xu Longwei developed ..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published PetroChina Co Limited patent application for Gas Storage Monitoring Well Deployment Method and Related Device. The invention was developed by Zhang Jianguo, Shi Xiaohu, An Wenhong, Liu Haifeng, Xia Yong and Li Jinbu. The patent application number is..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has released SANY Energy Equipment patent application for Fracturing Device and Fracturing Equipment. This invention was developed by Ren Ke, Kong Lingqi, Bian Jiang and Xie Xuezhi. The patent application number is CN202511907389 20251217. The patent publication ..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Chemical Flooding Process Profile Control Tracing Monitoring and Adjusting Method. This invention was developed by Du Jie, Xie Hui, Li Kai, Tang Ke, Zhao Yong, Liu Xiaolong, Yoshibayashi, Yuan Enlai, Xu Chong..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has submitted a patent application for Deep Profile Control and Displacement Effect Evaluation Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Ni Jun, Li Yi, Zhang Yufeng, Liu Shanglin, Xu Anzhu, Wang Jincai, Li Xuanran, Song Heng and Zhao Lun...

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has applied Chinese patent for Gas Well Reasonable Production Allocation Method and Device, Electronic Equipment, Storage Medium and Computer Program Product. Yue Shijun, Cui Luming, Zhang Lin, Jiang Jun, Yang Yubin, Zhang Chun, Guo Zhenhua and Liu Xiaohua developed it. The patent app..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has submitted a patent application for Anti-corrosion and Anti-scale Device and Anti-corrosion and Anti-scale Method for Tubing String. This invention was developed by Lai Yan, Wang Na, Cao Guojia, Xu Long, Li Dan, Li Qiang, Gao Yongfei, He Shun'an, Wan Chaofan, Xu Dong, Xu Xiaowei, Yang..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Shaanxi Feifan Energy Tech Co Ltd has submitted a patent application for Monitoring Device for Wellhead Throttling Pressure-control Heating Production of Natural Gas Well. This invention was developed by He Yongtao, Pei Xiangbing, He Mingtao and Guan Jing. The patent application number is CN202511901786 20..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Jiangsu Xiongyue Petroleum Mechanical Equipment Manufacturing has submitted a patent application for 140mpa Gas Production Fracturing Wellhead Device. This invention was developed by Gu Zhengmiao, Cao Zhiying, Xu Peijie, Tang Yulong, Wang Qian, Xu Xiangyong, Zhou Peng, Li Yinping and Marel. The patent appl..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- CNPC Greatwall Drilling and China National Petroleum have submitted a patent application for Cross-layer Well Cementation Tool and Cross-layer Well Cementation Method. This invention was developed by Shi Lianhai, Wei Hu, Pang Haiyang, Zhang Fan, Pang Hongfei, Zhang Yancheng, Liu Pingquan, Wang Chaofeng, Bai D..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published Petrochina Co Limited and Changqing Eng Design Co Ltd patent application for Blowout Prevention Device and Blowout Prevention Method for Breakage and Falling of Sucker Rod. The invention was developed by Zhou Yuanjia, Zhu Lijie, Xu Dong, Zhang Yuqiang,..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has submitted a patent application for Graphite Lubricating Device and Packing Box with Same. This invention was developed by Hou Bo, Xu Lipeng, Li Jingtao, Jia Zhiping, Xu Liuyang, Wang Benshuai, Wang Huixin and Fu Xiaodong. The patent application number is CN202411285006 20240913. T..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Well Backwashing Coal Crushing Device and Coal Crushing Method Thereof. This invention was developed by Wang Qi, Wang Yuting, Zhang Cong, Zhang Wuchang, Ma Hui, Jia Huimin, Li Kexin, He Shan and Liu Chunchun...

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has applied Chinese patent for Downhole Throwing Tool. Chen Xian, Liu Yang, Zhao Li'an, Liu Wei, Cui Jiangman, Wang Hongjun, Liu Qing, Li Wenjie, Su Xinglong and Zhao Yuehua developed it. The patent application number is CN202411278128 20240912. The patent publication number is CN1216..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Annulus Test Fixing and Adjusting Device. Chen Xian, Luo Bing, Liu Lizhi, Cui Tilin, Cui Jiangman, Wang Hongjun, Liu Wenjie, Zhang Yunfeng, Zhang Shuang and Li Yanyu developed the invention. The patent app..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Daqing Drilling Eng Co Ltd and China National Petroleum have submitted a patent application for Vacuum Bottle Type Oil Casing for U-shaped Geothermal Well. This invention was developed by Yang Zhijian, Zhao Qiang, Zhang Xiaolei, Duan Zun, Liu Haibo and Zhang Ziyin. The patent application number is CN202411..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has released CNPC Greatwall Drilling and China National Petroleum patent application for Casing Drilling System. This invention was developed by Shi Lianhai, Zhang Zengqiang, Lu Yuzhou, Ping Shanhai, Xu Tao, Liu Pingquan, Hu Jing, Ren Haiyang, Dai Yuncai, Han Long, ..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Xuanhua Taiye Dth Machinery Co Ltd has submitted a patent application for Main Rod and Auxiliary Rod Alternating Type Efficient Drilling Device. This invention was developed by Wang Zhenhua, Liu Junchao, Liu Jingyuan, Yao Lei and Zhao Wenguo. The patent application number is CN202511903186 20251217. The pa..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Petrochina Co Limited has sought patent for Polyethylene Resin Composition as Well as Preparation Method and Application Thereof. This invention was developed by Hou Haofei, Liu Tao, Duan Hongyi, Liu Yun, Li Guoxin, Cheng Pengfei, Li Pengpeng, Deng Shoujun, Zhang Shunqiang and Zhang Jinbo. The patent appli..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has awarded a patent to Shanghai CIMC Yangshan Logistics Equipment, China International Marine Containers (Group) and Cimc Container Group Co Ltd for Hydrogen Production System. Zhao Bowen, Wang Guiyuan, Yuan Hongwei, Li Hao and Wang Di developed the invention. T..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has released BGP Inc China Nat Pet Corp and China National Petroleum patent application for Excitation Time Sequence Control Method and System and Storage Medium. This invention was developed by Liu Yifan, Zhu Ping, Xie Weihong, Gan Zhiqiang, Xia Ying and Liu Weipin..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has sought patent for Method for Separating Magnesium Element, Adsorption Device and Device System. This invention was developed by Ni Chao, Wang Hui, Luo Xianying, Liang Feng, Hu Anping, Shen Anjiang, Zhang Jianyong and She Min. The patent application number is CN202411275524 2024091..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Cnpc Offshore Engineering Co Limited and China National Petroleum have submitted a patent application for Method and System for Non-intrusive Diagnosis of Health State of Top Drive Main Carrier Bearing. This invention was developed by Liu Zheng, Duan Ruibin, Shan Zhengfeng, Qi Xing, Feng Chunfei, Liu Tao, Jia..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Forced Sealing Ball Valve On-line Leakage Detection System and Detection Method Thereof. Han Yu, Li Hua, Fu Yurong, Liu Xuanrui, Li Can, Song Jie, Zhao Baoli, Guan Xiaodong, Liu Feng and Wang Chang'an develop..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published China Petroleum Logging Co Ltd and China National Petroleum patent application for Fiber Bragg Grating Temperature and Pressure Sensor. The invention was developed by Liu Guoquan, Chen Qiang, Jiang Liming, Chen Tao, Wang Tingting and Zhu Miaomiao. T..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published Wang Jiawen patent application for Freeze Dryer Carbon Dioxide Refrigeration and Heating and Negative Pressure Defrosting Water Recovery Process Method. The patent application number is CN202211246378 20221012. The patent publication number is CN12..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Ordos Energy Research Inst Peking University and Beijing University have submitted a patent application for Medium-deep Layer Ground Source Carbon Dioxide Efficient Heat Energy Collection and Conversion System. This invention was developed by Liu Jia, Xu Chen, Li Wenyi, Zhang Yiyang, Ma Jin, Zheng Qiuyun and ..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published Heze Jufeng New Energy Co Ltd patent application for Combustion Energy-saving Method for Utilizing Crude Propane Gas. The invention was developed by Shen Yusheng and Li Minchang. The patent application number is CN202511855741 20251210. The patent p..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Harbin Boiler Co Limited, Harbin Haguo Energy Power Tech Co Ltd and Guoneng Quanzhou Thermoelectricity have submitted a patent application for Supercritical Carbon Dioxide and Steam Double-working-medium Circulating Tower Type Boiler. This invention was developed by Tu Hongying, Wang Yupeng, Miao Shanshan, Zh..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Zhangjiagang Aipu Energy Equipment Co Ltd has submitted a patent application for Integrated LNG (liquefied Natural Gas) Storing and Filling Pry. This invention was developed by Ding Wulong, Wei Panpan and Yu Ying. The patent application number is CN202511772729 20251128. The patent publication number is CN..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Zhuhai Dalinwan Industrial Gas has sought patent for Mixed Gas Release Device. This invention was developed by Yi Bin. The patent application number is CN202511505858 20251021. The patent publication number is CN121654884 (A). International Patent Classification codes are F17C13/00 and F17C13/04. Cooperati..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- China Petroleum Pipeline Engineering Co Ltd, China Petroleum Pipeline Engineering Corp and China National Petroleum have submitted a patent application for Solid Hydrogen Storage Device. This invention was developed by Liu Chunzhi, Yin Qian, Cai Jinyang, He Xu, Li Guohui, Zhao Liqian and Zhao Yanlong. The ..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Nanchong Special Equipment Supervision Inspection Institute and Sichuan Zhongke Hydrogen Energy Tech Co Ltd have submitted a patent application for Vehicle-mounted Liquid Hydrogen Storage and Supply System and Control Method Thereof. This invention was developed by Zhang Dinghai, Zhang Hongfei, Chen Lin, Shen..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has filed a patent application for Long-distance Pipeline Reducing Point Surveying Instrument. This invention was developed by Liu Yuandong, Xiao Gang, Han Jianfang, Luan Xiang, Zhang Yang, Zhang Tianlong, Qi Mingye, Huang Bo, Chen Xi, Wen Songqing, Yang Lei and Wang Yinqiang. The pat..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has released Anshan Angang Iron Oxide Co Ltd and University of Science and Technology, Liaoning patent application for Low-temperature Hydrogen-based Magnetizing Roasting and Enriching Method for Hematite. This invention was developed by Gao Lihua, Zhao Mingtao, Wan..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Bohai Nkk Drill Pipe Co Ltd, Cnpc Bohai Equipment Mfg Co Ltd and China National Petroleum have submitted a patent application for Heat Treatment Method for Weld Joint of Super-thick-wall Drill Rod. This invention was developed by Zhang Ran, Li Zhubin, Liu Cong, Wang Cuizhu, Wang Xianlin, Wang Xihua, Ma Weihua..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Nanchong Pengbo New Material Technology and Southwest Petroleum University have submitted a patent application for Preparation Method of Polysaccharide Corrosion Inhibitor. Yang Tengjun, Liu Yiting, Cao Yixuan, Shi Zhongyu, Xiong Wenxin, Liu Xin, Ma Tieping and Shi Wenguo developed the invention. The paten..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Research Inst Of Petroleum Processing patent application for Method for Preparing Compound with 1, 3-dioxane Structure from Oxygen-containing Compound. The invention was developed by Wang Hao, Xing Enhui, Luo Yibi..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Triazole Type Metal Deactivator as Well as Preparation Method and Application Thereof. The invention was developed by Luo Yi, Xue Weiguo, Li Tao, Tang Zhongping and Yang Xiaohui. The patent application nu..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Henan China Hydropower Res Institute Co Ltd has obtained a patent for hydrogen-rich water machine capable of instantly producing hydrogen based on solid hydrolysis hydrogen production material. This invention was developed by Meng Linghang, Kang Jie and Guo Weining. The patent application number is CN20242..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Jiangxi Runchuan Grease Chemical Co Ltd has been granted a patent for Filling Device for Light White Oil Production. This invention was developed by Zhou Zhen, Lin Yuehui and Liu Jianlan. The patent application number is CN202423196101U 20241224. The patent publication number is CN223496181 (U). Internatio..

Oil & Gas

  |  Mon 22 Jun 2026

Alexandria, June 23 -- U.S. Patent and Trademark Office has awarded a patent to China Special Equipment Inspection & Res Inst and China Special Equipment Inspection And Research Inst for Method for Detecting Leakage of Full-capacity LNG Storage Tank by Acoustic Emission. Shen Gongtian, Shen Yongna, Ouyang Yufeng, Li Mengjun, Zha..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- Gem Pipe Co Ltd Of China Nat Petroleum Corporation and China National Petroleum have filed a patent application for Method for Processing Excel Content by Utilizing Reverse Proxy Based on POI (point of Interest) Framework. This invention was developed by Tian Yongji, Yan Wei, Qu Guodong, Wang Chen, Wu Hao, Ti..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has submitted a patent application for Working Station Self-propelled Multifunctional Wind Vane and System. This invention was developed by Li Zhiming, Sun Bo, Li Peng, Li Zhonghua, Yang Bing, Fan Heming, Wu Rong, He Haoyue, Tang Xiaopeng and Wang Xiaoying. The patent application numb..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has submitted a patent application for Method and Device for Determining Hydrocarbon Source Rock Type to Which Crude Oil Sample Belongs, Electronic Equipment and Storage Medium. This invention was developed by Wang Xueke, Jiang Ren, Ji Zhifeng, Zheng Yue and Yin Wei. The patent applic..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Petroleum Exploration And Production Research Institute patent application for Water-rock Reaction Experimental Device and Experimental Method for Generating Carbonate Rock Precipitate. The invention was developed..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Liquefied Petroleum Gas Free Water On-line Detection Device and Detection Method. This invention was developed by Chen Bo, Lyu Xinyi, Ding Youxiang, Wu Wenyue, Xu Jiangming, Ji Xiang, Tong Zhipeng, Yang Jiaqi..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has filed a patent application for System and Method for Determining Composition of Original Gas, Free Gas and Decomposed Gas of Hydrate. This invention was developed by Yao Zhiguang, Chen Yong, Wang Miao, Qi Lei, Wang Echuan, Huang Xi and Han Xinpeng. The patent application number is..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has filed a patent application for Method and Equipment for Predicting T2 Cut-off Value of Tight Reservoir of Shale Bed Series and Medium. This invention was developed by Yang Yang, Dong Ruojing, Liu Shujian, Song Yanchen, Hou Lianhua, Wu Zhongbao, Hou Xiulin, Xiang Huizhu, Xiao Yuxiang ..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has applied Chinese patent for Quantitative Evaluation Method for Dynamic Flow Capacity of Micro-pores and Related Equipment. Wang Kangle, Chen Juanping, Zhao Xiaohui, Chen Yuhang, Yin Liangliang, Dong Guodong, Rao Qiao, Lu Zixing, Fan Liyong, Fu Xunxun, Pei Wenchao, Gao Xing and Song Ji..

Oil & Gas

  |  Tue 23 Jun 2026

Beijing, June 23 -- PetroChina Co Limited has sought patent for Mineral Profile Analysis Method and System Based on Stratum Element Logging. This invention was developed by Su Jing, Tang Fukang, Liu Peng, Han Bao, Wang Wei, Zheng Guoqing, Liu Caiguang, Hu Xuan, Yang Wangwang and Wang Zhenlin. The patent application number is ..
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